Crypto platforms in 48 jurisdictions are preparing to collect expanded user tax data ahead of the Crypto-Asset Reporting Framework (CARF) exchange window set for 2027, according to an implementation update published by the Organisation for Economic Co-operation and Development. The move marks the first coordinated step toward global, automatic sharing of crypto-related tax information.

The OECD paper confirms that jurisdictions targeting 2027 exchanges must have domestic rules and systems ready earlier. As a result, many authorities expect data collection to start from Jan. 1, 2026, giving tax agencies a full year of reportable information before the first exchanges occur.

CARF rollout enters first exchange phase

The OECD update shows that…